Home / 91,798,467.42-126,682,184.79-49,983,027.42

Finding the Fourth Proportional to 91,798,467.42, 126,682,184.79 and 49,983,027.42

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Solution

The fourth proportional to 91,798,467.42, 126,682,184.79 and 49,983,027.42 is: 68,976,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,798,467.42 : 126,682,184.79 = 49,983,027.42 : x
  2. Step 2: Convert to fraction form
    91,798,467.42/126,682,184.79 = 49,983,027.42/x
  3. Step 3: Cross multiply
    91,798,467.42x = 126,682,184.79 × 49,983,027.42
  4. Step 4: Simplify right side
    91,798,467.42x = 6,331,959,115,984,077
  5. Step 5: Solve for x
    x = 6,331,959,115,984,077/91,798,467.42
  6. Step 6: Final answer
    x = 68,976,741.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.